some updates

common/docs/UsefulCommands.txt

@@ -88,4 +88,9 @@ CONNECT remote:localhost/MCX admin admin
 - create application project
   From the project directory]
   gradle init --type java-application
-  
\ No newline at end of file
+  
+
+[system control]
+sysctl -w fs.inotify.max_user_watches=524288
+sysctl -w fs.file-max=20000000
+sysctl -w vm.max_map_count=262144

common/docs/gitlab-container-registry.txt

@@ -10,3 +10,6 @@ e.g:
 FROM 172.16.1.212:5050/ipgallery.common.java/microservice
 
 
+[if authrization fail on large image push]
+https://municipalitybank.com/admin/application_settings
+change Container Registry > Authorization token duration 
\ No newline at end of file

common/docs/knowledgeBase/c++17.txt

@@ -30,4 +30,15 @@ https://github.com/Microsoft/vcpkg
 https://help.ubuntu.com/community/Repositories/Personal
 https://medium.com/sqooba/create-your-own-custom-and-authenticated-apt-repository-1e4a4cf0b864
 
+[remote developement]
+https://code.visualstudio.com/docs/remote/containers
+
+[ new c++17 features]
+https://www.codingame.com/playgrounds/2205/7-features-of-c17-that-will-simplify-your-code/introduction
+
+[intellisense]
+C/C++: Edit Configurations (UI) : 
+- add to Compiler arguments - -std=c++17
+- include path - add /home/vscode/vcpkg/installed/x64-linux/include
+
 

common/docs/knowledgeBase/kubernetes.txt

+
+Install microk8s : https://microk8s.io/docs
+
+ microk8s.kubectl config view --raw > $HOME/.kube/config
+
+https://istio.io/docs/setup/getting-started/
+Note: no external IP
+
+export INGRESS_PORT=$(micro8ks.kubectl -n istio-system get service istio-ingressgateway -o jsonpath='{.spec.ports[?(@.name=="http2")].nodePort}')
+export SECURE_INGRESS_PORT=$(micro8ks.kubectl -n istio-system get service istio-ingressgateway -o jsonpath='{.spec.ports[?(@.name=="https")].nodePort}')
+export INGRESS_HOST=$(micro8ks.kubectl get po -l istio=ingressgateway -n istio-system -o jsonpath='{.items[0].status.hostIP}')

docker/dev-c++/Dockerfile.vscode-gcc8

+#-------------------------------------------------------------------------------------------------------------
+# Copyright (c) Microsoft Corporation. All rights reserved.
+# Licensed under the MIT License. See https://go.microsoft.com/fwlink/?linkid=2090316 for license information.
+#-------------------------------------------------------------------------------------------------------------
+
+# To fully customize the contents of this image, use the following Dockerfile as a base and add the RUN statement from this file:
+# https://github.com/microsoft/vscode-dev-containers/blob/v0.112.0/containers/debian-10-git/.devcontainer/Dockerfile
+#FROM mcr.microsoft.com/vscode/devcontainers/base:0-debian-10
+
+FROM mcr.microsoft.com/vscode/devcontainers/base:ubuntu-18.04
+# This Dockerfile's base image has a non-root user with sudo access. Use the "remoteUser"
+# property in devcontainer.json to use it. On Linux, the container user's GID/UIDs
+# will be updated to match your local UID/GID (when using the dockerFile property).
+# See https://aka.ms/vscode-remote/containers/non-root-user for details.
+ARG USERNAME=vscode
+ARG USER_UID=1000
+ARG USER_GID=$USER_UID
+
+# Avoid warnings by switching to noninteractive
+ENV DEBIAN_FRONTEND=noninteractive
+
+# Configure apt and install packages
+RUN apt-get update \
+    #
+    # Install C++ tools
+    && apt-get -y install build-essential cmake cppcheck valgrind \
+    #
+    # [Optional] Update UID/GID if needed
+    && if [ "$USER_GID" != "1000" ] || [ "$USER_UID" != "1000" ]; then \
+        groupmod --gid $USER_GID $USERNAME \
+        && usermod --uid $USER_UID --gid $USER_GID $USERNAME \
+        && chown -R $USER_UID:$USER_GID /home/$USERNAME; \
+    fi \
+    #
+    # Clean up
+    && apt-get autoremove -y \
+    && apt-get clean -y \
+    && rm -rf /var/lib/apt/lists/*
+
+# Switch back to dialog for any ad-hoc use of apt-get
+ENV DEBIAN_FRONTEND=dialog
+
+# install vcpkg in user
+USER vscode
+WORKDIR /home/vscode
+RUN git clone https://github.com/microsoft/vcpkg.git
+RUN cd vcpkg && ./bootstrap-vcpkg.sh && ./vcpkg integrate install
+# add vcpkg to path
+RUN echo "export PATH=${PATH}:${HOME}/vcpkg:${HOME}/.local/bin" >> /home/vscode/.bashrc

docker/security/notes.txt

+
+https://opensource.com/article/18/8/tools-container-security
+
+https://www.stackrox.com/post/2017/08/hardening-docker-containers-and-hosts-against-vulnerabilities-a-security-toolkit/
+